This machine is used for the straightening of H-beam flange plate after welding and distortion. It has mechanical and hydraulic two series. Mechanical straightening machine (DZJ-600\DZJ-800),has simple structure and easy operated. Hydraulic straightening machine (DZYJ-60A\DZYJ-60B) has big straightening ability, wide range and high automatic standard. Wheel and roller adopt high quality alloy steel, can be used for a long term.

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